Physics, asked by kalpanasingh30733, 7 months ago

A molecule contains
10% iron by mass.
mass of the
molecule is 67200,
The number of iron
atoms present in 0.5
mol of the molecule
(Atomic mass of Fe =
56 u)
120N
60N
C240N
56N

Answers

Answered by lakshmimaruboina8688

0

Answer:

120N

Explanation:

mass =10

100grams of molecules cantains 10grams of iron

=67200×10/100

=6720

iron atomic weight=56

number of molecules= 6720/56

number of molecules=120N

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